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ADXL377BCPZ-RL7 Datasheet(Arkusz danych) 11 Page - Analog Devices

Numer części ADXL377BCPZ-RL7
Szczegółowy opis  Small, Low Power, 3-Axis 200 g Accelerometer
Pobierz  12 Pages
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Producent  AD [Analog Devices]
Strona internetowa  http://www.analog.com
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Data Sheet
ADXL377
Rev. 0 | Page 11 of 12
LAYOUT AND DESIGN RECOMMENDATIONS
Figure 16 shows the recommended soldering profile; Table 6 describes the profile features. Figure 17 shows the recommended PCB layout
or solder land drawing.
tP
tL
t25°C
tS
PREHEAT
CRITICAL ZONE
TL TO TP
TIME
RAMP-DOWN
RAMP-UP
TSMIN
TSMAX
TP
TL
Figure 16. Recommended Soldering Profile
Table 6. Recommended Soldering Profile
Profile Feature
Sn63/Pb37
Pb-Free
Average Ramp Rate (TL to TP)
3°C/sec max
3°C/sec max
Preheat
Minimum Temperature (TSMIN)
100°C
150°C
Maximum Temperature (TSMAX)
150°C
200°C
Time, TSMIN to TSMAX (tS)
60 sec to 120 sec
60 sec to 180 sec
Ramp-Up Rate (TSMAX to TL)
3°C/sec max
3°C/sec max
Time Maintained Above Liquidous (tL)
60 sec to 150 sec
60 sec to 150 sec
Liquidous Temperature (TL)
183°C
217°C
Peak Temperature (TP)
240°C + 0°C/−5°C
260°C + 0°C/−5°C
Time Within 5°C of Actual Peak Temperature (tP)
10 sec to 30 sec
20 sec to 40 sec
Ramp-Down Rate (TP to TL)
6°C/sec max
6°C/sec max
Time 25°C to Peak Temperature (t25°C)
6 minutes max
8 minutes max
CENTER PAD IS NOT
INTERNALLY CONNECTED
BUT SHOULD BE SOLDERED
FOR MECHANICAL INTEGRITY
0.40
MAX
0.50
0.25
1.60
0.50
0.25
3
3
0.30
MAX
1.60
DIMENSIONS SHOWN IN MILLIMETERS
Figure 17. Recommended PCB Layout




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